
This circuit uses an ESP32 microcontroller to control two DC motors via a SparkFun Motor Driver TB6612FNG. The motor driver is powered by a 12V battery and receives control signals from the ESP32 to manage the speed and direction of the motors.

The SPARK MAX Motor Controller (Part ID: REV-11-2158) is a versatile and advanced motor controller designed by REV Robotics for use in robotics, particularly in the FIRST Robotics Competition. It is capable of controlling brushless and brushed DC motors, offering high performance and a wide range of features. Common applications include driving wheels, arms, lifts, and other robotic mechanisms.

This circuit uses an ESP32 microcontroller to control two DC motors via a SparkFun Motor Driver TB6612FNG. The motor driver is powered by a 12V battery and receives control signals from the ESP32 to manage the speed and direction of the motors.

This circuit is a motor control system powered by a 12V battery, featuring an ESP32 CAM microcontroller that controls multiple servos and gear motors via an L298N motor driver. A buck converter steps down the voltage to power the ESP32 CAM, and a rocker switch is used to control the power supply.

This circuit features a SparkFun Pro Micro microcontroller interfaced with an L298N DC motor driver to control two DC motors, an HC-SR04 ultrasonic sensor for distance measurement, a Bluetooth module HM-10 for wireless communication, and an MPU-6050 for motion tracking. The Pro Micro is responsible for processing sensor data and managing motor speeds and directions via the motor driver. Power is supplied by a 5V battery connected to the Pro Micro and a separate battery case providing 12V to the motor driver.

This circuit is a motor control system powered by a 12V battery, utilizing an L298N motor driver to control four DC gearmotors. An ESP32 microcontroller is used to send control signals to the motor driver, enabling precise control of the motors for applications such as a robotic vehicle.
| Pin Number | Description | Notes |
|---|---|---|
| 1 | PWM Signal | Standard servo-style PWM input |
| 2 | Forward Limit Switch (FWD) | Digital input, active low |
| 3 | Reverse Limit Switch (REV) | Digital input, active low |
| 4 | Quadrature Encoder A (ENC A) | Encoder input A |
| 5 | Quadrature Encoder B (ENC B) | Encoder input B |
| 6 | Analog Sensor (ANA) | Analog sensor input |
| 7 | Data Port (DATA) | CAN, I2C, UART, SPI |
| 8 | Power Input (+V) | Positive voltage supply |
| 9 | Power Input (GND) | Ground |
Power Connections:
Motor Connections:
Signal Connections:
Encoder and Sensor Connections:
Data Port Usage:
Q: Can the SPARK MAX be used with any brushless motor?
Q: How do I update the firmware?
Q: What is the maximum wire size that can be used for power connections?
#include <Servo.h>
Servo sparkMax;
void setup() {
// Attach the SPARK MAX Motor Controller to pin 9
sparkMax.attach(9);
}
void loop() {
// Set the motor speed to half throttle (0 is full reverse, 180 is full forward)
sparkMax.write(90); // Neutral position
delay(1000); // Wait for 1 second
// Full forward
sparkMax.write(180);
delay(1000); // Wait for 1 second
// Full reverse
sparkMax.write(0);
delay(1000); // Wait for 1 second
}
Note: The above example assumes the SPARK MAX is in PWM control mode and connected to an Arduino UNO on pin 9. Adjust the pin number and control logic as necessary for your specific setup.